89724506 has 8 divisors (see below), whose sum is σ = 134628480. Its totient is φ = 44848348.

The previous prime is 89724497. The next prime is 89724533. The reversal of 89724506 is 60542798.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5765 + ... + 14583.

It is an arithmetic number, because the mean of its divisors is an integer number (16828560).

Almost surely, 2^89724506 is an apocalyptic number.

89724506 is a deficient number, since it is larger than the sum of its proper divisors (44903974).

89724506 is a wasteful number, since it uses less digits than its factorization.

89724506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13908.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 89724506 is about 9472.3020433261. The cubic root of 89724506 is about 447.6827479936.

The spelling of 89724506 in words is "eighty-nine million, seven hundred twenty-four thousand, five hundred six".